2061288445 has 16 divisors (see below), whose sum is σ = 2483799552. Its totient is φ = 1642213440.

The previous prime is 2061288431. The next prime is 2061288457. The reversal of 2061288445 is 5448821602.

It is a happy number.

It is not a de Polignac number, because 2061288445 - 2⁵ = 2061288413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2061288398 and 2061288407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2333974 + ... + 2334856.

It is an arithmetic number, because the mean of its divisors is an integer number (155237472).

Almost surely, 2^2061288445 is an apocalyptic number.

It is an amenable number.

2061288445 is a deficient number, since it is larger than the sum of its proper divisors (422511107).

2061288445 is an equidigital number, since it uses as much as digits as its factorization.

2061288445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292.

The product of its (nonzero) digits is 122880, while the sum is 40.

The square root of 2061288445 is about 45401.4145704735. The cubic root of 2061288445 is about 1272.6615489089.

The spelling of 2061288445 in words is "two billion, sixty-one million, two hundred eighty-eight thousand, four hundred forty-five".